Record-high U.S. gasoline prices are changing consumer behavior, with more Americans using public transit, cutting driving, and reducing household spending.

Mass transit systems are seeing more riders as fuel prices rise, but experts say most Americans still have little choice but to drive.

Record-high U.S. gasoline prices are changing consumer behavior, with more Americans using public transit, cutting driving, and reducing household spending.

The national average for a gallon of gasoline is $4.55, as America heads into one of the busiest travel weekends of the year. What can you do to cut your costs?